package sctu.edu.java.year2016.team01.zhuming.day20160530.Practice;

/**
 * Created by Administrator on 2016/5/31.
 */
public class Circle extends Shape{

    double adius;
    public Circle(double adius){

        this.adius=adius;

    }


    public double getarea(){

     return Math.PI*Math.pow(adius,2);
 }


}
